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Automatic post-registration user authentication
...ion')->set('_security_main', serialize($token));
// The user is now logged in, you can redirect or do whatever.
}
}
Symfony 2.6.x - Symfony 3.0.x
As of symfony 2.6 security.context is deprecated in favor of security.token_storage. The controller can now simply be:
use Symfony\Com...
Efficient SQL test query or validation query that will work across all (or most) databases
...g_table WHERE 1=0
or
SELECT 1 FROM INFORMATION_SCHEMA.SYSTEM_USERS
or
CALL NOW()
HSQLDB (tested with version 1.8.0.10)
Note: I tried using a WHERE 1=0 clause on the second query, but it didn't work as a value for Apache Commons DBCP's validationQuery, since the query doesn't return any rows
VAL...
Why are there two ways to unstage a file in Git?
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"git status" advises now: use "git restore --staged <file>..." to unstage
– yucer
Aug 28 '19 at 11:25
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How do you serialize a model instance in Django?
... assuming obj is your model instance
dict_obj = model_to_dict( obj )
You now just need one straight json.dumps call to serialize it to json:
import json
serialized = json.dumps(dict_obj)
That's it! :)
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Checking if an Android application is running in the background
... activity state is briefly locked down to do the switch) that we actually know for sure what the next thing will be.
And the implementation and global behavior here is not guaranteed to remain the same in the future.
I wish I had read this before I posted an answer on the SO, but hopefully it...
Idiomatic way to wait for multiple callbacks in Node.js
...hat is the idiomatic way to wait for all operations to finish in order to
know when the temp file can be deleted?
8 Answers...
Java Singleton and Synchronization
... case where you have two threads that call getInstance() at the same time. Now imagine T1 executes just past the instance == null check, and then T2 runs. At this point in time the instance is not created or set, so T2 will pass the check and create the instance. Now imagine that execution switches ...
Can't start site in IIS (use by another process)
... restarting your computer when you realise it's happened again for some unknown reason and haven't the energy to figure out what causes it (until now). Seriously, so very annoying.
– andyface
Apr 15 '15 at 13:24
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How to install the current version of Go in Ubuntu Precise
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This is annoying now that you have to bootstrap 1.5+ with a 1.4+ build.
– jocull
Jan 2 '16 at 17:17
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Command copy exited with code 4 when building - Visual Studio restart solves it
Every now and then when I build my solution here (with 7 projects in it) I get the dreaded 'Command copy exited with code 4' error, in Visual Studio 2010 Premium ed.
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